Biology, 13.01.2020 00:31 marcedezebrown4736
Women have sex chromosomes xx, and men have sex chromosomes xy. which of a woman's grandparents could not be the source of any of the genes on either of her x chromosomes?
a) mother's mother
b) father's mother
c) mother's father
d) father's father
Answers: 2
Biology, 21.06.2019 22:00
Ry was studying two populations of the same species of lizards. one population lived on an island and the other lived on the mainland. both populations were affected by a hurricane that hit the island and the mainland with equal force. a year later, henry was testing the gene frequency and saw a decrease in genetic variation in the island species, but not in the mainland species. which best describes a conclusion he might have reached? gene flow greatly affects small populations, but large populations can recover. genetic drift greatly affects small populations, but large populations can recover. gene flow greatly affects large populations, but small populations can recover. genetic drift greatly affects large populations, but small populations can recover.
Answers: 2
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Which organelle breaks down sugar molecules that supply energy to the cell ?
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Jason, a dog breeder, decides to mate a poodle with a golden labrador retriever. he wants to get puppies with the curly hair of the poodle and the color of the labrador. what concept is shown in this example? question 6 options: artificial selection adaptation evolution natural selection
Answers: 1
Women have sex chromosomes xx, and men have sex chromosomes xy. which of a woman's grandparents coul...
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